rc256.cn - robtex.com
rc256.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 207.56.153.24🇺🇸 USZNI-AS-AP207.56.144.0/20 | ||||||
| NS | ns1.nowcndns.com ⭐ | ||||||
| A | 1.193.216.204🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network | ||||||
| A | 218.98.111.129🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 218.98.111.138🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.nowcndns.com | ||||||
| A | 61.158.128.11🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network | ||||||
| PTR | 11.128.158.61.ha.cnc | ||||||
| A | 183.253.57.202🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.38🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| SOA | ns1.nowcndns.comadmin@nowcndns.com serial=1760606789 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034590480 | ||||||
Previously NS for
rc256.cn |
Same first word
rc256.cn |
DNS History
11 records (3 active, 8 former)
○NSjm1.dns.com2020-03-08 → 2020-03-08 · 4 obs
○ 2016-07-03 01:37:12
● 2020-03-08 02:20:28
○ 2026-03-15 06:27:30
○ 2026-03-26 19:21:46
● 2020-03-08 02:20:28
○ 2026-03-15 06:27:30
○ 2026-03-26 19:21:46
○NSjm2.dns.com2020-03-08 → 2020-03-08 · 4 obs
○ 2016-07-03 01:37:12
● 2020-03-08 02:20:28
○ 2026-03-15 06:27:30
○ 2026-03-26 19:21:46
● 2020-03-08 02:20:28
○ 2026-03-15 06:27:30
○ 2026-03-26 19:21:46
○NSns.nagor.cn2015-07-24 → 2015-11-24 · 4 obs
● 2015-07-24 06:59:08
● 2015-11-24 08:00:16
○ 2016-07-03 01:37:12
○ 2026-03-26 19:21:46
● 2015-11-24 08:00:16
○ 2016-07-03 01:37:12
○ 2026-03-26 19:21:46
○NSns.nagor.com.cn2015-07-24 → 2015-11-24 · 4 obs
● 2015-07-24 06:59:08
● 2015-11-24 08:00:16
○ 2016-07-03 01:37:12
○ 2026-03-26 19:21:46
● 2015-11-24 08:00:16
○ 2016-07-03 01:37:12
○ 2026-03-26 19:21:46
○NSns1.dnsnw.com2015-07-24 → 2015-11-24 · 4 obs
● 2015-07-24 06:59:08
● 2015-11-24 08:00:16
○ 2016-07-03 01:37:12
○ 2026-03-26 19:21:46
● 2015-11-24 08:00:16
○ 2016-07-03 01:37:12
○ 2026-03-26 19:21:46
●NSns1.nowcndns.com2026-03-15 → 2026-03-26 · 3 obs
○ 2020-03-08 02:20:28
● 2026-03-15 06:27:30
● 2026-03-26 19:21:46
● 2026-03-15 06:27:30
● 2026-03-26 19:21:46
○NSns2.dnsnw.com2015-07-24 → 2015-11-24 · 4 obs
● 2015-07-24 06:59:08
● 2015-11-24 08:00:16
○ 2016-07-03 01:37:12
○ 2026-03-26 19:21:46
● 2015-11-24 08:00:16
○ 2016-07-03 01:37:12
○ 2026-03-26 19:21:46
●NSns2.nowcndns.com2026-03-15 → 2026-03-26 · 3 obs
○ 2020-03-08 02:20:28
● 2026-03-15 06:27:30
● 2026-03-26 19:21:46
● 2026-03-15 06:27:30
● 2026-03-26 19:21:46
○NSrc256.cn2015-07-24 → 2015-07-24 · 3 obs
● 2015-07-24 06:59:08
○ 2015-11-24 08:00:16
○ 2026-03-26 19:21:46
○ 2015-11-24 08:00:16
○ 2026-03-26 19:21:46
○A154.216.58.1682020-03-08 → 2020-03-08 · 3 obs
● 2020-03-08 02:20:28
○ 2026-03-15 06:27:30
○ 2026-03-26 19:21:46
○ 2026-03-15 06:27:30
○ 2026-03-26 19:21:46
●A207.56.153.242026-03-15 → 2026-03-26 · 3 obs
○ 2020-03-08 02:20:28
● 2026-03-15 06:27:30
● 2026-03-26 19:21:46
● 2026-03-15 06:27:30
● 2026-03-26 19:21:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, d.dns.cn, a.dns.cn, e.dns.cn... | - |
| rc256.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:183.253.57.202
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rc256.cn (unsigned zone)
⏱️ Timing
Total: 591ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 207.56.153.24 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
rc256.cn points to a single IP number: 207.56.153.24.
Other host names, for instance vm50.cn, share IP numbers with rc256.cn.
Name Servers
rc256.cn is delegated to two name servers: ns1.nowcndns.com and ns2.nowcndns.com.
rc256.cn shares the same name server setup as other domains, for example aoyu8.cn, llweibo.cn, tchibo.net.cn, chle.cn and bjanbang.com.cn.
Host names with three IP numbers:
ns1.nowcndns.com points to: 1.193.216.204, 218.98.111.129 and 218.98.111.138.
ns2.nowcndns.com points to: 61.158.128.11, 183.253.57.202 and 211.99.99.38.